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b. On Aeri 1, Nachis pais fieight charges of 5100 cath to have the goods detivered to at merehouse. C. On Apre A. Matia rehurned $1,000 of the merchandise, which had originaty ceat frece $700. a. Os Mpat 10, Mateist pald Aence the balsnce due meselredt A * ores or min